89760880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{102001}}^1$

素因数の和:102025

約数の個数: 40

約数和(自身を含む): 227668464

約数和(自身を除く): 137907584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 102001, 204002, 408004, 510005, 816008, 1020010, 1122011, 1632016, 2040020, 2244022, 4080040, 4488044, 5610055, 8160080, 8976088, 11220110, 17952176, 22440220, 44880440, 89760880]

約数ペア:

[(1, 89760880), (2, 44880440), (4, 22440220), (5, 17952176), (8, 11220110), (10, 8976088), (11, 8160080), (16, 5610055), (20, 4488044), (22, 4080040), (40, 2244022), (44, 2040020), (55, 1632016), (80, 1122011), (88, 1020010), (110, 816008), (176, 510005), (220, 408004), (440, 204002), (880, 102001)]